18300398940
18,300,398,940 is an even composite number composed of six prime numbers multiplied together.
18300398940 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 18300398940:
22 × 32 × 5 × 612 × 89 × 307
(2 × 2 × 3 × 3 × 5 × 61 × 61 × 89 × 307)See below for interesting mathematical facts about the number 18300398940 from the Numbermatics database.
Names of 18300398940
- Cardinal: 18300398940 can be written as Eighteen billion, three hundred million, three hundred ninety-eight thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.830039894 × 1010
Factors of 18300398940
Divisors of 18300398940
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 61 89 90 122 178 180 183 244 267 305 307 356 366 445 534 549 610 614 732 801 890 915 921 1068 1098 1220 1228 1335 1535 1602 1780 1830 1842 2196 2670 2745 2763 3070 3204 3660 3684 3721 4005 4605 5340 5429 5490 5526 6140 7442 8010 9210 10858 10980 11052 11163 13815 14884 16020 16287 18420 18605 18727 21716 22326 27145 27323 27630 32574 33489 37210 37454 44652 48861 54290 54646 55260 55815 56181 65148 66978 74420 74908 81435 81969 93635 97722 108580 109292 111630 112362 133956 136615 162870 163938 167445 168543 187270 195444 223260 224724 244305 245907 273230 280905 325740 327876 331169 334890 337086 374540 409845 488610 491814 546460 561810 662338 669780 674172 819690 842715 977220 983628 993507 1123620 1142347 1229535 1324676 1639380 1655845 1666703 1685430 1987014 2284694 2459070 2980521 3311690 3333406 3370860 3427041 3974028 4569388 4918140 4967535 5000109 5711735 5961042 6623380 6666812 6854082 8333515 9935070 10000218 10281123 11423470 11922084 13708164 14902605 15000327 16667030 17135205 19870140 20000436 20562246 22846940 25000545 29805210 30000654 33334060 34270410 41124492 50001090 51405615 59610420 60001308 68540820 75001635 100002180 101668883 102811230 150003270 203337766 205622460 300006540 305006649 406675532 508344415 610013298 915019947 1016688830 1220026596 1525033245 1830039894 2033377660 3050066490 3660079788 4575099735 6100132980 9150199470 18300398940
- Sum of all divisors σ(n): 57256158960
- Sum of proper divisors (its aliquot sum) s(n): 38955760020
- 18300398940 is an abundant number, because the sum of its proper divisors (38955760020) is greater than itself. Its abundance is 20655361080
Bases of 18300398940
- Binary: 100010000101100100111101101010111002
- Hexadecimal: 0x442C9ED5C
- Base-36: 8ENL270
Squares and roots of 18300398940
- 18300398940 squared (183003989402) is 334904601363153123600
- 18300398940 cubed (183003989403) is 6128887811787369978187128984000
-
The
square root of 18300398940 is 135278.9671013199 -
The
cube root of 18300398940 is 2635.2400714071
Scales and comparisons
How big is 18300398940?- 18,300,398,940 seconds is equal to 581 years, 46 weeks, 4 days, 4 hours, 9 minutes.
-
To count from 1 to 18,300,398,940 would take you about one thousand, one hundred sixty-three years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 18300398940 cubic inches would be around 219.6 feet tall.
Recreational maths with 18300398940
- 18300398940 backwards is 04989300381
- 18300398940 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18300398940's digits is 45
- More coming soon!
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